<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<a href="C.html">转到C页面</a>
		<a href="A.html">转到A页面</a>
		<button type="button" onclick="doback()">后退</button>
		<button type="button" onclick="doforward()">前进</button>
		<button type="button" onclick="reloadNowPage()">刷新本页面</button>
	</body>
	<script type="text/javascript">
		function doforward(){
			history.go(1)
		}
		function doback(){
			history.go(-1)
		}
		function reloadNowPage(){
			location.reload()
		}
	</script>
</html>
